package com.chb.singleton.doublecheck;

/**
 * @author chihb
 * @create-time 2024/10/23 15:31
 * @description
 */
public class Singleton {
    private static Singleton instance;
    private Singleton(){};
    public static Singleton getInstance(){
        if(instance==null){
            synchronized (Singleton.class){
                if(instance==null){
                    instance=new Singleton();
                }
            }
        }
        return instance;
    }
}
